Calling QE a "large and dull hammer" distorting markets, BlackRock fixed income chief Rick Rieder - formerly bullish on long-dated Treasurys - is shortening the duration in his portfolio and calling on the Fed to wind it down. The economy is on "reasonably strong footing," says Rieder and unemployment faces "structural headwinds" only overcome with time - a view not at all shared by Bernanke.